The prevalence of osteoporosis and associated health care use in women 45 years and older in Germany. Results of the first German Telephone Health Survey 2003

Scheidt-Nave C, Starker A
Bundesgesundheitsblatt Gesundheitsforschung Gesundheitsschutz. 2005 Dec;48(12):1338-47

https://www.ncbi.nlm.nih.gov/pubmed/16328196